Home / 7,559.94-11,332.82-4,778.58

Finding the Fourth Proportional to 7,559.94, 11,332.82 and 4,778.58

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Solution

The fourth proportional to 7,559.94, 11,332.82 and 4,778.58 is: 7,163.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.94 : 11,332.82 = 4,778.58 : x
  2. Step 2: Convert to fraction form
    7,559.94/11,332.82 = 4,778.58/x
  3. Step 3: Cross multiply
    7,559.94x = 11,332.82 × 4,778.58
  4. Step 4: Simplify right side
    7,559.94x = 54,154,787.00
  5. Step 5: Solve for x
    x = 54,154,787.00/7,559.94
  6. Step 6: Final answer
    x = 7,163.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.